Home / 1,574,642,720.80-2,361,964,081.20-483,984,071.20

Finding the Fourth Proportional to 1,574,642,720.80, 2,361,964,081.20 and 483,984,071.20

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Solution

The fourth proportional to 1,574,642,720.80, 2,361,964,081.20 and 483,984,071.20 is: 725,976,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,642,720.80 : 2,361,964,081.20 = 483,984,071.20 : x
  2. Step 2: Convert to fraction form
    1,574,642,720.80/2,361,964,081.20 = 483,984,071.20/x
  3. Step 3: Cross multiply
    1,574,642,720.80x = 2,361,964,081.20 × 483,984,071.20
  4. Step 4: Simplify right side
    1,574,642,720.80x = 1,143,152,992,047,343,232
  5. Step 5: Solve for x
    x = 1,143,152,992,047,343,232/1,574,642,720.80
  6. Step 6: Final answer
    x = 725,976,106.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.